²é¿´: 2567  |  »Ø¸´: 5

³ÂÑïÔÚ»ªÊ¦

½ð³æ (³õÈëÎÄ̳)

[ÇóÖú] b-r»º³åÈÜÒºÔõôÅäÖÆ

ÇóÖúb-r»º³åÈÜÒºµÄÅäÖÆ·½·¨
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·ÑÒ¦ÓÀ·Ò

°æÖ÷ (ÎÄѧ̩¶·)

µÍüdzЦËêÔ¿Õ

ÓÅÐãÇø³¤ÓÅÐãÇø³¤ÎÄÏ׽ܳö¹±Ï×ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
suruiqin: ½ð±Ò+1, ¹ÄÀø½»Á÷£¬»¶Ó­³£À´·ÖÎö°æ~ 2013-09-22 14:33:39
³ÂÑïÔÚ»ªÊ¦: ½ð±Ò+2, ¡ïÓаïÖú 2013-09-23 21:43:39
A Britton-Robinson (BR) buffer with an ionic strength of 0.5 was prepared from an acidic solution that contained 0.04 M each of H3PO4,HOAc, and H3BO3 by adjusting to appropriate pH using 0.2 M NaOH.
XPE·¢Åݼ¼Êõ
2Â¥2013-09-22 14:23:15
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xinhuazidian

Í­³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
suruiqin: ½ð±Ò+1, ¹ÄÀø½»Á÷£¬»¶Ó­³£À´·ÖÎö°æ~ 2013-09-22 14:34:08
³ÂÑïÔÚ»ªÊ¦: ½ð±Ò+2, ¡ïÓаïÖú 2013-09-23 21:44:08
0.04 mol•L-1 H3PO4¡¢¡¢H3BO4ºÍHAcµÄ»ìºÏÈýËáÓë0.2 mol•L-1µÄNaOHÈÜÒº°´Ò»¶¨±ÈÀý»ìºÏ£¬ÔÙÓÃËá¶È¼Æ½øÐÐËá¶ÈУÕý
3Â¥2013-09-22 14:25:52
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

³ÂÑïÔÚ»ªÊ¦

½ð³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by xinhuazidian at 2013-09-22 14:25:52
0.04 mol•L-1 H3PO4¡¢¡¢H3BO4ºÍHAcµÄ»ìºÏÈýËáÓë0.2 mol•L-1µÄNaOHÈÜÒº°´Ò»¶¨±ÈÀý»ìºÏ£¬ÔÙÓÃËá¶È¼Æ½øÐÐËá¶ÈУÕý

ÔÚ100ºÁÉýµÄÈýËá»ìºÏÒºÖУ¬¼ÓÈëÖ¸¶¨Ìå»ýµÄ0.02mol/LÇâÑõ»¯ÄÆ£¬ÄÇÈýËáÓÐû´óÖµÄÒ»¸ö±ÈÀý£¬»¹ÊÇËæ±ã¼Ó£¬µ½×îºóÔÙ²â¹ýËá¶Èºó½øÐÐËá¶Èµ÷Õû
4Â¥2013-09-23 21:33:57
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xinhuazidian

Í­³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÄãÈ¥ÍøÉϲéһϣ¬ÓÐÒ»¸öºÜÏêϸµÄÅäÖÃbr»º³åÈÜÒºµÄ±í¸ñ£¬»º³å·¶Î§´ÓËáµ½¼î£¬ºÜÏêϸµÄ¡£
5Â¥2013-09-23 23:44:13
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÌÔÌÔ×Ó¹é

½ð³æ (ÕýʽдÊÖ)

ÇëÎÊ£¬ÄãÕâ¸öÈÜÒºÅäÖÆÁËû£¿ÎÒÏÖÔÚÒ²ÔÚÕÒÕâ¸ö·½·¨¡£¡£¡£
6Â¥2015-04-29 10:12:40
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ³ÂÑïÔÚ»ªÊ¦ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 296Çóµ÷¼Á +4 Íô£¡£¿£¡ 2026-03-25 7/350 2026-03-25 16:41 by Íô£¡£¿£¡
[¿¼ÑÐ] 274Çóµ÷¼Á +7 ¹Ë¾ÅóÏҪǫÐé 2026-03-24 7/350 2026-03-25 15:18 by baoball
[¿¼ÑÐ] 287Çóµ÷¼Á +10 ³¿»èÏßÓëÐǺ£ 2026-03-19 11/550 2026-03-25 10:35 by userper
[¿¼ÑÐ] ¿¼Ñл¯Ñ§308·ÖÇóµ÷¼Á +10 ÄãºÃÃ÷ÌìÄãºÃ 2026-03-23 11/550 2026-03-25 10:23 by userper
[¿¼ÑÐ] Çóµ÷¼Á +6 ÑÐÑУ¬½Óµç»° 2026-03-24 7/350 2026-03-24 17:01 by barlinike
[¿¼ÑÐ] ²ÄÁÏ¿¼Ñе÷¼ÁÉú +3 »ÆÁ»Ò»ÃÎǧÄê 2026-03-24 3/150 2026-03-24 17:00 by barlinike
[¿¼ÑÐ] 299Çóµ÷¼Á +7 ijijijijλ 2026-03-21 7/350 2026-03-24 15:24 by cuifj
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ0817»¯¹¤278·ÖÇóµ÷¼Á +7 jhybd 2026-03-23 12/600 2026-03-24 09:03 by jhybd
[¿¼ÑÐ] Ò»Ö¾Ô¸¹ú¿Æ¹ý³ÌËù081700£¬274Çóµ÷¼Á +3 ÈýË®ÑÐ0Ë®Á¢·½ 2026-03-23 3/150 2026-03-23 23:11 by MajorWen
[¿¼ÑÐ] ¹¤¿Æ0856Çóµ÷¼Á +5 ãåÎö͡͡ 2026-03-21 5/250 2026-03-23 17:56 by º£ÉªÞ±-
[¿¼ÑÐ] 070300£¬Ò»Ö¾Ô¸±±º½320Çóµ÷¼Á +3 Jerry0216 2026-03-22 5/250 2026-03-23 09:16 by ¡£¡£ÌÃÌÃ
[¿¼ÑÐ] 317Çóµ÷¼Á +12 Éê×ÓÉêÉê 2026-03-19 18/900 2026-03-22 22:23 by luoyongfeng
[¿¼ÑÐ] 308Çóµ÷¼Á +3 īīĮ 2026-03-21 3/150 2026-03-22 16:54 by i_cooler
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ»¯Ñ§£¨0703£©×Ü·Ö337Çóµ÷¼Á +9 niko- 2026-03-19 10/500 2026-03-22 16:08 by ColorlessPI
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄÏ´ó£¬0703»¯Ñ§£¬·ÖÊý336£¬Çóµ÷¼Á +3 ÊÕµ½VS 2026-03-21 3/150 2026-03-21 18:42 by ѧԱ8dgXkO
[¿¼ÑÐ] Çóµ÷¼Á +3 13341 2026-03-20 3/150 2026-03-21 18:28 by ѧԱ8dgXkO
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ·ï»ËÔº¶¡Õæ 2026-03-20 3/150 2026-03-21 10:27 by luoyongfeng
[¿¼ÑÐ] 329Çóµ÷¼Á +9 ÏëÉÏѧ߹߹ 2026-03-19 9/450 2026-03-20 22:01 by luoyongfeng
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û